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S12Mn2Si chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S12Mn2Si

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STAS/SR S12Mn2Si

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This page is mainly introduced the S12Mn2Si chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S12Mn2Si,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S12Mn2Si

Steel Garde:S12Mn2Si
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:tool steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	356～641	σb/MPa
Yield Strength	774	σ 0.2 ≥/MPa
Elongation	14	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	695～340	-
HRC	30	-

Physical Properties

Thermal expansion	10-50	e-6/K
Thermal conductivity	49-31	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7774-8351	째C
Density	0231-3958	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
S12Mn2Si Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk